## Pylons DB Admin
## Copyright (C) 2004-2009  Ken Kinder
##
## This program is free software: you can redistribute it and/or modify
## it under the terms of the GNU General Public License as published by
## the Free Software Foundation, either version 3 of the License, or
## (at your option) any later version.
##
## This program is distributed in the hope that it will be useful,
## but WITHOUT ANY WARRANTY; without even the implied warranty of
## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
## GNU General Public License for more details.
##
## You should have received a copy of the GNU General Public License
## along with this program.  If not, see <http://www.gnu.org/licenses/>.

"""The application's model objects"""
import sqlalchemy as sa
from sqlalchemy import orm

from pylonsdbadmin.model import meta

def init_model(name, engine):
    """Call me before using any of the tables or classes in the model"""
    if name not in meta.instances:
        meta.instances[name] = meta.DatabaseInstance()
    meta.instances[name].metadata.bind = engine
    meta.instances[name].engine = engine
    meta.instances[name].session.configure(bind=engine)
